Eric C. Tanner

After the battle of Tierra Blanca, Pancho Villa  asks Ivor Thord-Gray to go to Tucson, Arizona to pick up a shipment of guns:

“I realized at once that this was the acid test, the work of that murderous Fierro standing there smirking and anticipating, no doubt, my falling into the hands of the U.S. Border Patrol, for “El Carnicero” hated all gringos.”